package com.example.collegevice.service;

import com.example.pojo.Course;
import com.github.pagehelper.PageInfo;

import java.util.List;

public interface CourseService {
    void add(Course course);
    PageInfo<Course> selectPage(Course course, Integer pageNum, Integer pageSize);
    void updateById(Course course);
    void deleteById(Integer id);
    List<Course> selectAll();


}
